Home / 1,209,717.06-1,814,580.34-490,072.36

Finding the Fourth Proportional to 1,209,717.06, 1,814,580.34 and 490,072.36

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Solution

The fourth proportional to 1,209,717.06, 1,814,580.34 and 490,072.36 is: 735,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,717.06 : 1,814,580.34 = 490,072.36 : x
  2. Step 2: Convert to fraction form
    1,209,717.06/1,814,580.34 = 490,072.36/x
  3. Step 3: Cross multiply
    1,209,717.06x = 1,814,580.34 × 490,072.36
  4. Step 4: Simplify right side
    1,209,717.06x = 889,275,660,560.50
  5. Step 5: Solve for x
    x = 889,275,660,560.50/1,209,717.06
  6. Step 6: Final answer
    x = 735,110.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.